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authorSujith Manoharan <Sujith.Manoharan@atheros.com>2011-04-13 11:25:00 +0530
committerJohn W. Linville <linville@tuxdriver.com>2011-04-13 15:23:16 -0400
commit658ef04fd42a587b17a379ad9208023473442ddd (patch)
tree6924eb7847c62cce0ef4125ecb76aa448407535d
parentee3fa1bdadd998652083a7814af745f765a06a25 (diff)
ath9k_htc: Move TX specific stuff to a separate structure
Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath/ath9k/htc.h19
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_gpio.c8
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c2
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_main.c22
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_txrx.c24
5 files changed, 40 insertions, 35 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index 1568c3692da..3af8a58d400 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -260,6 +260,13 @@ struct ath9k_htc_rx {
spinlock_t rxbuflock;
};
+struct ath9k_htc_tx {
+ bool tx_queues_stop;
+ spinlock_t tx_lock;
+
+ struct sk_buff_head tx_queue;
+};
+
struct ath9k_htc_tx_ctl {
u8 type; /* ATH9K_HTC_* */
};
@@ -433,22 +440,20 @@ struct ath9k_htc_priv {
u16 nstations;
bool rearm_ani;
bool reconfig_beacon;
+ unsigned int rxfilter;
struct ath9k_hw_cal_data caldata;
+ struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
spinlock_t beacon_lock;
+ struct htc_beacon_config cur_beacon_conf;
- bool tx_queues_stop;
- spinlock_t tx_lock;
+ struct ath9k_htc_rx rx;
+ struct ath9k_htc_tx tx;
- struct htc_beacon_config cur_beacon_conf;
- unsigned int rxfilter;
struct tasklet_struct swba_tasklet;
struct tasklet_struct rx_tasklet;
- struct ieee80211_supported_band sbands[IEEE80211_NUM_BANDS];
- struct ath9k_htc_rx rx;
struct tasklet_struct tx_tasklet;
- struct sk_buff_head tx_queue;
struct delayed_work ani_work;
struct work_struct ps_work;
struct work_struct fatal_work;
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
index 459ba0d36f4..1f6df4a1d22 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c
@@ -398,9 +398,9 @@ void ath9k_htc_radio_enable(struct ieee80211_hw *hw)
/* Start TX */
htc_start(priv->htc);
- spin_lock_bh(&priv->tx_lock);
- priv->tx_queues_stop = false;
- spin_unlock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
+ priv->tx.tx_queues_stop = false;
+ spin_unlock_bh(&priv->tx.tx_lock);
ieee80211_wake_queues(hw);
WMI_CMD(WMI_ENABLE_INTR_CMDID);
@@ -431,7 +431,7 @@ void ath9k_htc_radio_disable(struct ieee80211_hw *hw)
ieee80211_stop_queues(hw);
htc_stop(priv->htc);
WMI_CMD(WMI_DRAIN_TXQ_ALL_CMDID);
- skb_queue_purge(&priv->tx_queue);
+ skb_queue_purge(&priv->tx.tx_queue);
/* Stop RX */
WMI_CMD(WMI_STOP_RECV_CMDID);
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 921d76f3201..c270da7be10 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -673,7 +673,7 @@ static int ath9k_init_priv(struct ath9k_htc_priv *priv,
spin_lock_init(&priv->wmi->wmi_lock);
spin_lock_init(&priv->beacon_lock);
- spin_lock_init(&priv->tx_lock);
+ spin_lock_init(&priv->tx.tx_lock);
mutex_init(&priv->mutex);
mutex_init(&priv->htc_pm_lock);
tasklet_init(&priv->rx_tasklet, ath9k_rx_tasklet,
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 400226702e0..ff3a49577a0 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -707,9 +707,9 @@ static int ath9k_htc_tx_aggr_oper(struct ath9k_htc_priv *priv,
(aggr.aggr_enable) ? "Starting" : "Stopping",
sta->addr, tid);
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
ista->tid_state[tid] = (aggr.aggr_enable && !ret) ? AGGR_START : AGGR_STOP;
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_bh(&priv->tx.tx_lock);
return ret;
}
@@ -853,9 +853,9 @@ static void ath9k_htc_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
ath_dbg(ath9k_hw_common(priv->ah), ATH_DBG_XMIT,
"Stopping TX queues\n");
ieee80211_stop_queues(hw);
- spin_lock_bh(&priv->tx_lock);
- priv->tx_queues_stop = true;
- spin_unlock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
+ priv->tx.tx_queues_stop = true;
+ spin_unlock_bh(&priv->tx.tx_lock);
} else {
ath_dbg(ath9k_hw_common(priv->ah), ATH_DBG_XMIT,
"Tx failed\n");
@@ -923,9 +923,9 @@ static int ath9k_htc_start(struct ieee80211_hw *hw)
priv->op_flags &= ~OP_INVALID;
htc_start(priv->htc);
- spin_lock_bh(&priv->tx_lock);
- priv->tx_queues_stop = false;
- spin_unlock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
+ priv->tx.tx_queues_stop = false;
+ spin_unlock_bh(&priv->tx.tx_lock);
ieee80211_wake_queues(hw);
@@ -965,7 +965,7 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
tasklet_kill(&priv->rx_tasklet);
tasklet_kill(&priv->tx_tasklet);
- skb_queue_purge(&priv->tx_queue);
+ skb_queue_purge(&priv->tx.tx_queue);
ath9k_wmi_event_drain(priv);
@@ -1563,9 +1563,9 @@ static int ath9k_htc_ampdu_action(struct ieee80211_hw *hw,
break;
case IEEE80211_AMPDU_TX_OPERATIONAL:
ista = (struct ath9k_htc_sta *) sta->drv_priv;
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
ista->tid_state[tid] = AGGR_OPERATIONAL;
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_bh(&priv->tx.tx_lock);
break;
default:
ath_err(ath9k_hw_common(priv->ah), "Unknown AMPDU action\n");
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index ab55dff4721..6f7987d7b6b 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -239,10 +239,10 @@ static bool ath9k_htc_check_tx_aggr(struct ath9k_htc_priv *priv,
{
bool ret = false;
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
if ((tid < ATH9K_HTC_MAX_TID) && (ista->tid_state[tid] == AGGR_STOP))
ret = true;
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_bh(&priv->tx.tx_lock);
return ret;
}
@@ -257,7 +257,7 @@ void ath9k_tx_tasklet(unsigned long data)
struct sk_buff *skb = NULL;
__le16 fc;
- while ((skb = skb_dequeue(&priv->tx_queue)) != NULL) {
+ while ((skb = skb_dequeue(&priv->tx.tx_queue)) != NULL) {
hdr = (struct ieee80211_hdr *) skb->data;
fc = hdr->frame_control;
@@ -292,9 +292,9 @@ void ath9k_tx_tasklet(unsigned long data)
if (ath9k_htc_check_tx_aggr(priv, ista, tid)) {
ieee80211_start_tx_ba_session(sta, tid, 0);
- spin_lock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
ista->tid_state[tid] = AGGR_PROGRESS;
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_bh(&priv->tx.tx_lock);
}
}
}
@@ -307,16 +307,16 @@ void ath9k_tx_tasklet(unsigned long data)
}
/* Wake TX queues if needed */
- spin_lock_bh(&priv->tx_lock);
- if (priv->tx_queues_stop) {
- priv->tx_queues_stop = false;
- spin_unlock_bh(&priv->tx_lock);
+ spin_lock_bh(&priv->tx.tx_lock);
+ if (priv->tx.tx_queues_stop) {
+ priv->tx.tx_queues_stop = false;
+ spin_unlock_bh(&priv->tx.tx_lock);
ath_dbg(ath9k_hw_common(priv->ah), ATH_DBG_XMIT,
"Waking up TX queues\n");
ieee80211_wake_queues(priv->hw);
return;
}
- spin_unlock_bh(&priv->tx_lock);
+ spin_unlock_bh(&priv->tx.tx_lock);
}
void ath9k_htc_txep(void *drv_priv, struct sk_buff *skb,
@@ -348,13 +348,13 @@ void ath9k_htc_txep(void *drv_priv, struct sk_buff *skb,
if (txok)
tx_info->flags |= IEEE80211_TX_STAT_ACK;
- skb_queue_tail(&priv->tx_queue, skb);
+ skb_queue_tail(&priv->tx.tx_queue, skb);
tasklet_schedule(&priv->tx_tasklet);
}
int ath9k_tx_init(struct ath9k_htc_priv *priv)
{
- skb_queue_head_init(&priv->tx_queue);
+ skb_queue_head_init(&priv->tx.tx_queue);
return 0;
}